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(parent: 8618149) | patch
net: initialize skb->peeked when cloning
authorEric Dumazet <edumazet@google.com>
Sat, 7 Apr 2018 20:42:39 +0000 (13:42 -0700)
committerSasha Levin <alexander.levin@microsoft.com>
Wed, 23 May 2018 01:36:40 +0000 (21:36 -0400)
commit75aae129cbe9cb32cd8606d80364a04bc879cc72
tree0670a9a7139f1cbd15a75ed8454cfa5e2ac39afctree | snapshot
parent8618149be8b741e5eeb56a4ae641e3a0a83297a7commit | diff
net: initialize skb->peeked when cloning

[ Upstream commit b13dda9f9aa7caceeee61c080c2e544d5f5d85e5 ]

syzbot reported __skb_try_recv_from_queue() was using skb->peeked
while it was potentially unitialized.

We need to clear it in __skb_clone()

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: syzbot <syzkaller@googlegroups.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
net/core/skbuff.c diff | blob | history
wrapfs-4.1.y